Animal magnetism: First evidence that magnetism helps salmon find home
Thursday, February 7, 2013 - 13:30
in Biology & Nature
When migrating, sockeye salmon typically swim up to 4,000 miles into the ocean and then, years later, navigate back to the upstream reaches of the rivers in which they were born to spawn their young. Scientists, the fishing community and lay people have long wondered how salmon find their way to their home rivers over such epic distances.